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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
the core idea
Grammar usage guide and real-world examplesUSAGE SUMMARY
"the core idea" is a correct and usable phrase in written English.
You can use it to refer to the most important or main idea of a discussion, thought, or argument. For example, "After examining the various points of view, I have come to the conclusion that the core idea is that we should take action now."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
the main point
the central concept
the key element
underlying theme
the basic principle
the fundamental concept
the essence
the heart of the matter
the central theme
the core principle
the crux of the matter
the heart of the issue
the crucial idea
the principal idea
the key insight
the basic notion
the essential element
the main idea
the pivotal idea
the key proposition
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
54 human-written examples
That's the core idea.
Academia
The core idea is solid.
News & Media
The core idea of Block2Vec is twofold.
Science
That's the core idea that underlies it.
Academia
But in terms of the core idea?
News & Media
Ramsey's deliberately simplistic model has been much improved upon, though the core idea remains.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
6 human-written examples
BA and LI developed the core idea and designed the study.
Science
The core-idea of the poet-as-songbird is hardly new.
News & Media
This is the core idea behind one popular version of the Principle of Charity.
Science
The core idea of the NTM is rock classification based on the Q system.
Rational utility-maximization is the core idea.
Expert writing Tips
Best practice
Use "the core idea" to clearly and concisely introduce the most important concept in your writing. This helps readers quickly grasp the central focus of your message.
Common error
Avoid using "the core idea" excessively in a single piece of writing. Vary your language by using synonyms like "the main point" or "the central concept" to maintain reader engagement and avoid repetition.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the core idea" functions as a noun phrase that identifies the most important concept or central element within a discussion, argument, or piece of writing. Ludwig AI confirms its correct usage in various contexts.
Frequent in
Science
31%
News & Media
31%
Academia
13%
Less common in
Formal & Business
6%
Encyclopedias
0%
Wiki
6%
Ludwig's WRAP-UP
In summary, "the core idea" is a versatile phrase used to identify the most important concept or central element in various contexts. Ludwig AI confirms its grammatical correctness and appropriateness in diverse settings. It is frequently used in scientific, news, and academic sources. When writing, remember to use "the core idea" to clearly introduce the central focus, but avoid overuse by incorporating synonyms to maintain reader engagement. By understanding its function and purpose, you can effectively use "the core idea" to improve the clarity and impact of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the central concept
Emphasizes the concept's role as the nucleus.
the main point
Highlights the primary takeaway or message.
the key element
Focuses on a critical component or aspect.
the basic principle
Underscores the foundational rule or law.
the fundamental concept
Highlights the concept's foundational nature.
the underlying theme
Refers to the unifying subject or message.
the essence
Captures the intrinsic nature or quality.
the gist
Conveys the main substance in a simplified form.
the heart of the matter
Indicates the most crucial aspect of a situation.
the central theme
Highlights the primary subject or topic.
FAQs
How can I use "the core idea" in a sentence?
You can use "the core idea" to introduce the most important aspect of a topic, for example, "The core idea of the presentation is that sustainable practices are crucial for the future."
What is a good alternative to "the core idea"?
Alternatives to "the core idea" include phrases like "the main point", "the central concept", or "the key element", depending on the context.
How does "the core idea" differ from "the main theme"?
"The core idea" refers to the most important concept, while "the main theme" is the overarching subject or message. The "underlying theme" might be broader, while the core idea is a specific, crucial element.
Is it appropriate to use "the core idea" in formal writing?
Yes, "the core idea" is suitable for formal writing as it clearly and directly identifies the most important concept. However, ensure that its use aligns with the overall tone and style of your piece.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested